我的手机管家（12） 网络助手 逻辑代码

public class TrafficStats extends Object

UNSUPPORTED

/**
*获取使用流量信息
*/
private final Runnable runnable = new Runnable(){
public void run() {
final PackageManager pm = NetworkHelperActivity.this.getPackageManager();
ArrayList<ResolveInfo>  trafficlists = new ArrayList<ResolveInfo>();
Intent intent = new Intent();
intent.setAction("android.intent.action.MAIN");
intent.addCategory("android.intent.category.LAUNCHER");
final List<ResolveInfo> lists = pm.queryIntentActivities(intent, 0);
for(ResolveInfo info : lists){
if(TrafficStats.getUidRxBytes(info.activityInfo.applicationInfo.uid) != -1
&& TrafficStats.getUidTxBytes(info.activityInfo.applicationInfo.uid) != -1){
trafficlists.add(info);
}
}
//初始化适配器，并绑定
adapter = new MyNetworkAdapter(NetworkHelperActivity.this,trafficlists);
lv.setAdapter(adapter);
}

} ;

package com.chb.myphonesave.activity;

import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;

import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.TrafficStats;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.Window;
import android.widget.ListView;
import android.widget.TextView;

import com.chb.myphonesave.R;
import com.chb.myphonesave.adapter.MyNetworkAdapter;
/**
* 网络助手
*/
public class NetworkHelperActivity extends Activity {
private ListView lv;
private MyNetworkAdapter adapter;
private Timer timer;

private Handler handler = new Handler(){
public void handleMessage(Message msg) {
super.handleMessage(msg);
adapter.notifyDataSetChanged();
}

};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_network_helper);
lv = (ListView) findViewById(R.id.nt_lv_content);
TextView tvgprs = (TextView) findViewById(R.id.gprs);
TextView tvwifi = (TextView)findViewById(R.id.wifi);
tvgprs.setText(TrafficStats.getMobileRxPackets() + TrafficStats.getMobileTxPackets() + " 包");
tvwifi.setText(TrafficStats.getTotalRxPackets() + TrafficStats.getTotalTxPackets() + " 包");

}
@Override
protected void onStart() {
// TODO Auto-generated method stub
super.onStart();
TimerTask task = new TimerTask(){
@Override
public void run() {
Message msg = new Message();
handler.sendMessage(msg);
}
};
}

@Override
protected void onResume() {
// TODO Auto-generated method stub
super.onResume();
//如果在ui界面，运行线程，否则，添加到ui界面的时间队列中
runOnUiThread(runnable);
}
@Override
protected void onStop() {
// TODO Auto-generated method stub
super.onStop();
timer.cancel();
}

/**
*获取使用流量信息
*/
private final Runnable runnable = new Runnable(){
public void run() {
final PackageManager pm = NetworkHelperActivity.this.getPackageManager();
ArrayList<ResolveInfo>  trafficlists = new ArrayList<ResolveInfo>();
Intent intent = new Intent();
intent.setAction("android.intent.action.MAIN");
intent.addCategory("android.intent.category.LAUNCHER");
final List<ResolveInfo> lists = pm.queryIntentActivities(intent, 0);
for(ResolveInfo info : lists){
if(TrafficStats.getUidRxBytes(info.activityInfo.applicationInfo.uid) != -1
&& TrafficStats.getUidTxBytes(info.activityInfo.applicationInfo.uid) != -1){
trafficlists.add(info);
}
}
//初始化适配器，并绑定
adapter = new MyNetworkAdapter(NetworkHelperActivity.this,trafficlists);
lv.setAdapter(adapter);
}

} ;
}